To permanently unlock all features of the XBPlay app without a free trial, consider purchasing a license. You can purchase a license by buying the Android, iOS, or Steam Store version of the app. Alternatively, you can purchase a license directly on the website.
On most platforms, you can use the XBPlay app for free for 30 minutes. After 30 minutes, an ad will be shown. You can continue to view an ad every 30 minutes, or purchase a full license to remove ads.
On some platforms, the application does not have a trial and you must purchase the app before downloading it.
Free Trial Platforms
Android Mobile
iOS
Windows Direct Download
Mac Direct Download
Linux Direct Download
Flatpak (Discover Store)
Android TV
VR (SideQuest)
Purchase Before Download Platforms
Fire TV
Steam
Cross Restore
Your license will transfer to most platforms, but not all. For example, downloading and purchasing the Android version of the app will unlock the iOS version. So you won't need to re-purchase on iOS. However, cross restore is not supported across all platforms yet. Here is a breakdown of which platforms you can cross restore on:
Cross Restore Reference Sheet:
Bought on Android Mobile: Unlocks iOS, VR, Flatpak, Android TV and Direct versions.
Bought on iOS: Unlocks Android Mobile, Android TV, VR, Flatpak and Direct versions.
Bought on Steam Store: Unlocks iOS, VR, Flatpak, Android Mobile and  Android TV versions.
Bought on Android TV: No cross restore at this time.
Bought on Fire TV: No cross restore at this time.
How to cross restore?
Cross Restore a License on Android/iOS:
Sign-in to the app, open the settings, press "Restore Purchase". Thats it. If you have a valid license, it will unlock the full version of the app.
Cross Restore a License on a Direct Download:
The Direct version of the app is an executable that you can download from the website. To unlock the Direct Windows/Mac/Linux version of the app, follow these steps:
Option A:
Purchase a license through the website. Be sure to enter your exact gamertag while completing the purchase.
Thats it.
Option B:
Download and purchase the XBPlay app for Android, iOS, or from the Steam Store.
Sign-in to your Microsoft account in the Android/iOS/Steam app.
If using the Android or iOS version, buy the full version of the app to get your license. You can buy the app by opening the settings and clicking "Unlock Full Version".
Close and reopen the app once purchased to be sure the purchase goes through. You should see the 'Unlock' / 'Free Trial' text at the top of the app disappear when the purchase is validated.
After Purchasing:
Return to the Direct/Flatpak/Windows/Mac/Linux app and sign-in, then restart the app. Upon restart, the unlock button at the bottom right of the screen should disappear indicating the full version has been unlocked. If it does not unlock, click the "Reset" button of the app and then re-sign in.
Ways to Buy a License
Purchase the full version of the app on Android by signing into the app, then clicking the "Unlock Full Version" button in the app settings.
Purchase the full version of the app on iOS by signing into the app, then clicking the "Unlock Full Version" button in the app settings.
Purchase the app on Steam. Then open the app and sign in.
Purchase from Website and enter your gamertag while completing the checkout.